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-rw-r--r--llvm/test/LTO/X86/symver-asm.ll4
-rw-r--r--llvm/test/LTO/X86/symver-asm2.ll3
-rw-r--r--llvm/test/MC/ARM/arm-elf-symver.s27
-rw-r--r--llvm/test/MC/ELF/multiple-different-symver.s6
-rw-r--r--llvm/test/MC/ELF/symver-multiple-version.s20
-rw-r--r--llvm/test/MC/ELF/symver.s174
-rw-r--r--llvm/test/MC/PowerPC/ppc64-localentry-symbols.s2
7 files changed, 76 insertions, 160 deletions
diff --git a/llvm/test/LTO/X86/symver-asm.ll b/llvm/test/LTO/X86/symver-asm.ll
index 85d032ba1ab..6797527e3ad 100644
--- a/llvm/test/LTO/X86/symver-asm.ll
+++ b/llvm/test/LTO/X86/symver-asm.ll
@@ -21,7 +21,6 @@ module asm ".symver foo,foo@@VER1"
define i32 @io_cancel_0_4() {
; CHECK-DAG: T io_cancel@@LIBAIO_0.4
-; CHECK-DAG: T io_cancel_0_4
ret i32 0
}
@@ -29,19 +28,16 @@ define internal i32 @io_cancel_local_0_4() {
; INTERN: llvm.compiler.used {{.*}} @io_cancel_local_0_4
; INTERN: define internal i32 @io_cancel_local_0_4()
; CHECK-DAG: t io_cancel_local@@LIBAIO_0.4
-; CHECK-DAG: t io_cancel_local_0_4
ret i32 0
}
define weak i32 @io_cancel_weak_0_4() {
; CHECK-DAG: W io_cancel_weak@@LIBAIO_0.4
; CHECK-DAG: W io_cancel_weak@@LIBAIO_0.4.1
-; CHECK-DAG: W io_cancel_weak_0_4
ret i32 0
}
define i32 @"\01foo"() {
; CHECK-DAG: T foo@@VER1
-; CHECK-DAG: T foo
ret i32 0
}
diff --git a/llvm/test/LTO/X86/symver-asm2.ll b/llvm/test/LTO/X86/symver-asm2.ll
index 42d6e54bd06..6b7a542dcb1 100644
--- a/llvm/test/LTO/X86/symver-asm2.ll
+++ b/llvm/test/LTO/X86/symver-asm2.ll
@@ -22,9 +22,6 @@ module asm ".symver _start3, foo@SOME_VERSION3"
module asm ".local _start2"
module asm ".weak _start3"
-; CHECK-DAG: T _start
-; CHECK-DAG: t _start2
-; CHECK-DAG: W _start3
; CHECK-DAG: T foo@@SOME_VERSION
; CHECK-DAG: t foo@SOME_VERSION2
; CHECK-DAG: W foo@SOME_VERSION3
diff --git a/llvm/test/MC/ARM/arm-elf-symver.s b/llvm/test/MC/ARM/arm-elf-symver.s
index 83313c103a1..e1f45459766 100644
--- a/llvm/test/MC/ARM/arm-elf-symver.s
+++ b/llvm/test/MC/ARM/arm-elf-symver.s
@@ -60,24 +60,6 @@ global1:
@ CHECK-NEXT: Section: .text
@ CHECK-NEXT: }
@ CHECK-NEXT: Symbol {
-@ CHECK-NEXT: Name: defined1
-@ CHECK-NEXT: Value: 0x0
-@ CHECK-NEXT: Size: 0
-@ CHECK-NEXT: Binding: Local (0x0)
-@ CHECK-NEXT: Type: None (0x0)
-@ CHECK-NEXT: Other: 0
-@ CHECK-NEXT: Section: .text
-@ CHECK-NEXT: }
-@ CHECK-NEXT: Symbol {
-@ CHECK-NEXT: Name: defined2
-@ CHECK-NEXT: Value: 0x0
-@ CHECK-NEXT: Size: 0
-@ CHECK-NEXT: Binding: Local (0x0)
-@ CHECK-NEXT: Type: None (0x0)
-@ CHECK-NEXT: Other: 0
-@ CHECK-NEXT: Section: .text
-@ CHECK-NEXT: }
-@ CHECK-NEXT: Symbol {
@ CHECK-NEXT: Name: .text (0)
@ CHECK-NEXT: Value: 0x0
@ CHECK-NEXT: Size: 0
@@ -113,13 +95,4 @@ global1:
@ CHECK-NEXT: Other: 0
@ CHECK-NEXT: Section: .text
@ CHECK-NEXT: }
-@ CHECK-NEXT: Symbol {
-@ CHECK-NEXT: Name: global1
-@ CHECK-NEXT: Value: 0x14
-@ CHECK-NEXT: Size: 0
-@ CHECK-NEXT: Binding: Global (0x1)
-@ CHECK-NEXT: Type: None (0x0)
-@ CHECK-NEXT: Other: 0
-@ CHECK-NEXT: Section: .text
-@ CHECK-NEXT: }
@ CHECK-NEXT: ]
diff --git a/llvm/test/MC/ELF/multiple-different-symver.s b/llvm/test/MC/ELF/multiple-different-symver.s
deleted file mode 100644
index c34626c0817..00000000000
--- a/llvm/test/MC/ELF/multiple-different-symver.s
+++ /dev/null
@@ -1,6 +0,0 @@
-// RUN: not llvm-mc -filetype=obj -triple x86_64-pc-linux-gnu %s -o %t 2>&1 | FileCheck %s
-
-// CHECK: error: multiple symbol versions defined for foo
-
-.symver foo, foo@1
-.symver foo, foo@2
diff --git a/llvm/test/MC/ELF/symver-multiple-version.s b/llvm/test/MC/ELF/symver-multiple-version.s
new file mode 100644
index 00000000000..bb296e8d0d9
--- /dev/null
+++ b/llvm/test/MC/ELF/symver-multiple-version.s
@@ -0,0 +1,20 @@
+# RUN: not llvm-mc -filetype=obj -triple x86_64 %s -o %t 2>&1 | FileCheck %s
+
+# CHECK: error: multiple symbol versions defined for defined1
+# CHECK-NEXT: error: multiple symbol versions defined for defined2
+# CHECK-NEXT: error: multiple symbol versions defined for defined3
+# CHECK-NEXT: error: multiple symbol versions defined for undef
+
+defined1:
+defined2:
+defined3:
+
+.symver defined1, defined1@1
+.symver defined1, defined1@2
+.symver defined2, defined2@1
+.symver defined2, defined2@2
+.symver defined3, defined@@@1
+.symver defined3, defined@@@2
+
+.symver undef, undef@1
+.symver undef, undef@2
diff --git a/llvm/test/MC/ELF/symver.s b/llvm/test/MC/ELF/symver.s
index a591d5cec7b..5d01596e720 100644
--- a/llvm/test/MC/ELF/symver.s
+++ b/llvm/test/MC/ELF/symver.s
@@ -1,124 +1,62 @@
-// RUN: llvm-mc -filetype=obj -triple x86_64-pc-linux-gnu %s -o - | llvm-readobj -r --symbols | FileCheck %s
+# RUN: llvm-mc -filetype=obj -triple x86_64-pc-linux-gnu %s -o %t.o
+# RUN: llvm-readelf -s %t.o | FileCheck --check-prefix=SYM %s
+# RUN: llvm-readobj -r %t.o | FileCheck --check-prefix=REL %s
-defined1:
-defined2:
-defined3:
- .symver defined1, bar1@zed
- .symver undefined1, bar2@zed
+.globl global1_impl, global2_impl, global3_impl
+local1_impl:
+local2_impl:
+local3_impl:
+global1_impl:
+global2_impl:
+global3_impl:
- .symver defined2, bar3@@zed
+# SYM: 0000000000000000 0 NOTYPE LOCAL DEFAULT UND
+# SYM-NEXT: 0000000000000000 0 NOTYPE LOCAL DEFAULT 2 local1@zed
+# SYM-NEXT: 0000000000000000 0 NOTYPE LOCAL DEFAULT 2 local2@@zed
+# SYM-NEXT: 0000000000000000 0 NOTYPE LOCAL DEFAULT 2 local3@@zed
+# SYM-NEXT: 0000000000000000 0 SECTION LOCAL DEFAULT 2
+.symver local1_impl, local1@zed
+.symver local2_impl, local2@@zed
+.symver local3_impl, local3@@@zed
- .symver defined3, bar5@@@zed
- .symver undefined3, bar6@@@zed
+# SYM-NEXT: 0000000000000000 0 NOTYPE GLOBAL DEFAULT 2 global1@zed
+# SYM-NEXT: 0000000000000000 0 NOTYPE GLOBAL DEFAULT 2 global2@@zed
+# SYM-NEXT: 0000000000000000 0 NOTYPE GLOBAL DEFAULT 2 global3@@zed
+.symver global1_impl, global1@zed
+.symver global2_impl, global2@@zed
+.symver global3_impl, global3@@@zed
- .long defined1
- .long undefined1
- .long defined2
- .long defined3
- .long undefined3
+## undef3_impl@@@zed emits a non-default versioned undef3_impl@zed.
+# SYM-NEXT: 0000000000000000 0 NOTYPE GLOBAL DEFAULT UND undef1@zed
+# SYM-NEXT: 0000000000000000 0 NOTYPE GLOBAL DEFAULT UND undef3@zed
+.symver undef1_impl, undef1@zed
+.symver undef3_impl, undef3@@@zed
- .global global1
- .symver global1, g1@@zed
-global1:
+## GNU as emits {local,global}{1,2}_impl (.symver acted as a copy) but not
+## {local,global}3_impl or undef{1,2,3}_impl (.symver acted as a rename).
+## We consistently treat .symver as a rename and suppress the original symbols.
+## This is advantageous because the original symbols are usually undesired
+## and can easily cause issues like binutils PR/18703.
+## If they want to retain the original symbol,
+# SYM-NOT: {{.}}
-// CHECK: Relocations [
-// CHECK-NEXT: Section {{.*}} .rela.text {
-// CHECK-NEXT: 0x0 R_X86_64_32 .text 0x0
-// CHECK-NEXT: 0x4 R_X86_64_32 bar2@zed 0x0
-// CHECK-NEXT: 0x8 R_X86_64_32 .text 0x0
-// CHECK-NEXT: 0xC R_X86_64_32 .text 0x0
-// CHECK-NEXT: 0x10 R_X86_64_32 bar6@zed 0x0
-// CHECK-NEXT: }
-// CHECK-NEXT: ]
-
-// CHECK: Symbol {
-// CHECK: Name: bar1@zed
-// CHECK-NEXT: Value: 0x0
-// CHECK-NEXT: Size: 0
-// CHECK-NEXT: Binding: Local
-// CHECK-NEXT: Type: None
-// CHECK-NEXT: Other: 0
-// CHECK-NEXT: Section: .text
-// CHECK-NEXT: }
-// CHECK-NEXT: Symbol {
-// CHECK-NEXT: Name: bar3@@zed
-// CHECK-NEXT: Value: 0x0
-// CHECK-NEXT: Size: 0
-// CHECK-NEXT: Binding: Local
-// CHECK-NEXT: Type: None
-// CHECK-NEXT: Other: 0
-// CHECK-NEXT: Section: .text
-// CHECK-NEXT: }
-// CHECK-NEXT: Symbol {
-// CHECK-NEXT: Name: bar5@@zed
-// CHECK-NEXT: Value: 0x0
-// CHECK-NEXT: Size: 0
-// CHECK-NEXT: Binding: Local
-// CHECK-NEXT: Type: None
-// CHECK-NEXT: Other: 0
-// CHECK-NEXT: Section: .text
-// CHECK-NEXT: }
-// CHECK-NEXT: Symbol {
-// CHECK-NEXT: Name: defined1
-// CHECK-NEXT: Value: 0x0
-// CHECK-NEXT: Size: 0
-// CHECK-NEXT: Binding: Local
-// CHECK-NEXT: Type: None
-// CHECK-NEXT: Other: 0
-// CHECK-NEXT: Section: .text
-// CHECK-NEXT: }
-// CHECK-NEXT: Symbol {
-// CHECK-NEXT: Name: defined2
-// CHECK-NEXT: Value: 0x0
-// CHECK-NEXT: Size: 0
-// CHECK-NEXT: Binding: Local
-// CHECK-NEXT: Type: None
-// CHECK-NEXT: Other: 0
-// CHECK-NEXT: Section: .text
-// CHECK-NEXT: }
-// CHECK-NEXT: Symbol {
-// CHECK-NEXT: Name: .text (0)
-// CHECK-NEXT: Value: 0x0
-// CHECK-NEXT: Size: 0
-// CHECK-NEXT: Binding: Local
-// CHECK-NEXT: Type: Section
-// CHECK-NEXT: Other: 0
-// CHECK-NEXT: Section: .text
-// CHECK-NEXT: }
-// CHECK-NEXT: Symbol {
-// CHECK-NEXT: Name: bar2@zed
-// CHECK-NEXT: Value: 0x0
-// CHECK-NEXT: Size: 0
-// CHECK-NEXT: Binding: Global
-// CHECK-NEXT: Type: None
-// CHECK-NEXT: Other: 0
-// CHECK-NEXT: Section: Undefined
-// CHECK-NEXT: }
-// CHECK-NEXT: Symbol {
-// CHECK-NEXT: Name: bar6@zed
-// CHECK-NEXT: Value: 0x0
-// CHECK-NEXT: Size: 0
-// CHECK-NEXT: Binding: Global
-// CHECK-NEXT: Type: None
-// CHECK-NEXT: Other: 0
-// CHECK-NEXT: Section: Undefined
-// CHECK-NEXT: }
-// CHECK-NEXT: Symbol {
-// CHECK-NEXT: Name: g1@@zed
-// CHECK-NEXT: Value: 0x14
-// CHECK-NEXT: Size: 0
-// CHECK-NEXT: Binding: Global
-// CHECK-NEXT: Type: None
-// CHECK-NEXT: Other: 0
-// CHECK-NEXT: Section: .text
-// CHECK-NEXT: }
-// CHECK-NEXT: Symbol {
-// CHECK-NEXT: Name: global1
-// CHECK-NEXT: Value: 0x14
-// CHECK-NEXT: Size: 0
-// CHECK-NEXT: Binding: Global
-// CHECK-NEXT: Type: None
-// CHECK-NEXT: Other: 0
-// CHECK-NEXT: Section: .text
-// CHECK-NEXT: }
-// CHECK-NEXT: ]
+# REL: Relocations [
+# REL-NEXT: Section {{.*}} .rela.text {
+# REL-NEXT: 0x0 R_X86_64_32 .text 0x0
+# REL-NEXT: 0x4 R_X86_64_32 .text 0x0
+# REL-NEXT: 0x8 R_X86_64_32 .text 0x0
+# REL-NEXT: 0xC R_X86_64_32 global1@zed 0x0
+# REL-NEXT: 0x10 R_X86_64_32 global2@@zed 0x0
+# REL-NEXT: 0x14 R_X86_64_32 global3@@zed 0x0
+# REL-NEXT: 0x18 R_X86_64_32 undef1@zed 0x0
+# REL-NEXT: 0x1C R_X86_64_32 undef3@zed 0x0
+# REL-NEXT: }
+# REL-NEXT: ]
+.long local1_impl
+.long local2_impl
+.long local3_impl
+.long global1_impl
+.long global2_impl
+.long global3_impl
+.long undef1_impl
+.long undef3_impl
diff --git a/llvm/test/MC/PowerPC/ppc64-localentry-symbols.s b/llvm/test/MC/PowerPC/ppc64-localentry-symbols.s
index f1d5c5d0ab1..927247a80bf 100644
--- a/llvm/test/MC/PowerPC/ppc64-localentry-symbols.s
+++ b/llvm/test/MC/PowerPC/ppc64-localentry-symbols.s
@@ -1,8 +1,6 @@
# RUN: llvm-mc -filetype=obj -triple=powerpc64-unknown-freebsd13.0 %s -o %t
# RUN: llvm-objdump -t %t | FileCheck %s
-# CHECK: 0000000000000000 gw F .text 00000000 0x60 __impl_foo
-# CHECK: 0000000000000000 g F .text 00000000 0x60 foo
# CHECK: 0000000000000000 gw F .text 00000000 0x60 foo@FBSD_1.1
# CHECK: 0000000000000008 g F .text 00000000 0x60 func
# CHECK: 0000000000000008 gw F .text 00000000 0x60 weak_func
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